Home / 725,802.92-1,001,498.15-415,657.28

Finding the Fourth Proportional to 725,802.92, 1,001,498.15 and 415,657.28

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Solution

The fourth proportional to 725,802.92, 1,001,498.15 and 415,657.28 is: 573,544.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,802.92 : 1,001,498.15 = 415,657.28 : x
  2. Step 2: Convert to fraction form
    725,802.92/1,001,498.15 = 415,657.28/x
  3. Step 3: Cross multiply
    725,802.92x = 1,001,498.15 × 415,657.28
  4. Step 4: Simplify right side
    725,802.92x = 416,279,989,868.26
  5. Step 5: Solve for x
    x = 416,279,989,868.26/725,802.92
  6. Step 6: Final answer
    x = 573,544.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.